Fixes needed for SumOfSquares

[blegat]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 37.06897% with 146 lines in your changes missing coverage. Please review.

Project coverage is 56.63%. Comparing base (ceace7d) to head (11ef17b).
Report is 5 commits behind head on master.

❗ Current head 11ef17b differs from pull request most recent head 14ec503

Please upload reports for the commit 14ec503 to get more accurate results.

Files	Patch %	Lines
src/polynomial.jl	23.72%	45 Missing ⚠️
src/monomial.jl	34.61%	34 Missing ⚠️
src/scaled.jl	32.25%	21 Missing ⚠️
src/quotient.jl	0.00%	17 Missing ⚠️
src/chebyshev.jl	61.90%	16 Missing ⚠️
src/MultivariateBases.jl	37.50%	10 Missing ⚠️
src/orthogonal.jl	75.00%	3 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           master      #31       +/-   ##
===========================================
- Coverage   76.03%   56.63%   -19.40%     
===========================================
  Files          12       13        +1     
  Lines         388      565      +177     
===========================================
+ Hits          295      320       +25     
- Misses         93      245      +152     

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